Question

show all work for brainliest !only solve by substitution no other methods

solve the system by substitution
2.5x-3y=-13
3.25x-y=-14

Answer 1

$3.25x - y = - 14 > > > > - y = - 14 - 3.25x > > > > > - 3y = - 42 - 9.75x$
so
$2.5x - 42 - 9.75x = - 13$
and
$- 7.25x = 29 > > > > x = - 4$